FEJ3210 Analysis of Electrical Machines 9.0 credits

Elmaskinsanalys

To provide an extended knowledge of Electrical Machines with special regard to time and space harmonics, operation at unbalanced conditions and transient performance. The course also provides knowledge of modern methods for analysis of electrical machines e.g. finite element analysis.

Offering and execution

Course offering missing for current semester as well as for previous and coming semesters

Course information

Content and learning outcomes

Course contents *

Magnetic circuits and materials, AC windings, extended models of electrical machines, asymmetric supply voltage and load, dq analysis for transient modelling of electrical machines, space vector analysis.

Intended learning outcomes *

After the course, the student should be able to demonstrate an extended knowledge of:

-motor applications, pumps, fans, electrical vehicles,

-non-sinusoidal m.m.f. waves, supply voltage harmonics and windings,

· induction machines, derivation of the equivalent circuits parameters,

·influence of magnetic saturation,

·influence of temperature dependence

·models for transient analysis of electrical machines,

·influence of converter control on electrical machines.

Course Disposition

16 hours lecture, 12 hours tutorial, 12 hours project assignment, 40 hours individualized project

Literature and preparations

Specific prerequisites *

No information inserted

Recommended prerequisites

EJ2200 Electrical Machines and Drives.

Equipment

No information inserted

Literature

Sadarangani, C., Electrical Machines – Design and Analysis of Induction and Permanent Magnet Motors, KTH 2006, chapters 1-6.

Examination and completion

Grading scale *

P, F

Examination *

    Based on recommendation from KTH’s coordinator for disabilities, the examiner will decide how to adapt an examination for students with documented disability.

    The examiner may apply another examination format when re-examining individual students.

    A full-time week is dedicated to the individualized project preferably linked to the student’s own research.

    Other requirements for final grade *

    ·        One written examination

    ·        Project assignment

    ·        Individualized project

    Opportunity to complete the requirements via supplementary examination

    No information inserted

    Opportunity to raise an approved grade via renewed examination

    No information inserted

    Examiner

    Oskar Wallmark

    Further information

    Course web

    No information inserted

    Offered by

    EECS/Electric Power and Energy Systems

    Main field of study *

    No information inserted

    Education cycle *

    Third cycle

    Add-on studies

    EJ2221

    Contact

    Oskar Wallmark

    Ethical approach *

    • All members of a group are responsible for the group's work.
    • In any assessment, every student shall honestly disclose any help received and sources used.
    • In an oral assessment, every student shall be able to present and answer questions about the entire assignment and solution.

    Postgraduate course

    Postgraduate courses at EECS/Electric Power and Energy Systems